CN201898624U

CN201898624U - Multimedia accurate positioning 3G communication terminal

Info

Publication number: CN201898624U
Application number: CN 201020625820
Authority: CN
Inventors: 张波
Original assignee: CHENGDU FULANTE Co Ltd
Current assignee: CHENGDU FULANTE Co Ltd
Priority date: 2010-11-26
Filing date: 2010-11-26
Publication date: 2011-07-13
Anticipated expiration: 2020-11-26

Abstract

The utility model discloses a multimedia accurate positioning 3G communication terminal, which comprises a central processing unit, as well as a power module, a memory module which are connected with the central processing unit. The multimedia accurate positioning 3G communication terminal further comprises a video input module, a video output module, an audio frequency input/output module, a GPS (Global Positioning System) module and a signal processing module, wherein, the signal processing module comprises a 3G module for receiving 3G signals and a PSTN (Public Switched Telephone Network) module for receiving common phone line signals. In the utility model, as the 3G module and the PSTN module connected with the central processing unit are arranged, the 3G communication terminal is compatible with a 3G and PSTN network; as the video input module, the video output module and the audio frequency input/output module are arranged, the 3G communication terminal has multimedia functions of an electronic album and audio/video playback; and as the GPS module is arranged, the 3G communication terminal realizes a positioning function, and meets the requirements of a user on family communication, entertainments and accurate positioning.

Description

Multimedia is accurately located the 3G communication terminal

Technical field

The utility model relates to a kind of 3G means of communication, relates in particular to a kind of multimedia and accurately locatees the 3G communication terminal.

Background technology

The 3G communication technology is as the 3G (Third Generation) Moblie technology, obtained application more and more widely, but existing 3G communication terminal, can not compatible common PSTN network, do not have electron album, do not have multimedia functions such as audio frequency and video broadcast, can not realize positioning function, in people's use, brought great inconvenience.

Summary of the invention

At the problem that above-mentioned prior art exists, the purpose of this utility model just is to provide a kind of energy compatible common PSTN network, has electron album and audio frequency and video playing function, and the multimedia that can locate is accurately located the 3G communication terminal.

To achieve these goals, the technical solution adopted in the utility model is: a kind of multimedia is accurately located the 3G communication terminal, comprise central processing unit, the power module that is connected with central processing unit, memory module, also comprise video input module, video output module, audio frequency input/output module, GPS module and signal processing module, described signal processing module comprises the 3G module that receives the 3G signal; Receive the PSTN module of ordinary telephone line signal;

Described central processing unit also comprises coding and decoding video module, audio coding decoding module, image coding and decoding module, described coding and decoding video module is connected with the output of video input module by the I/O interface, described coding and decoding video module is connected with the demonstration output module by the I/O interface, and described audio codec is connected with the audio frequency input/output module by the I/O interface;

Described GPS module links to each other with the UART1 mouth of central processing unit, and described 3G module links to each other with the UART0 mouth of central processing unit, and described PSTN module links to each other with the UART0 mouth of central processing unit.

As preferably: described central processing unit comprises ARM and DSP.

As preferably: described memory module is SDRAM.

As preferably: described video output module comprises LCM and TP.

Compared with prior art, advantage of the present utility model is: be provided with the 3G module and the PSTN module that are connected with central processing unit, compatible 3G of energy and PSTN network, be provided with video input module, video output module and audio frequency input/output module, has the multimedia function that electron album and audio frequency and video are play, be provided with the GPS module, can realize positioning function, effectively satisfied the communication of people family, amusement and pinpoint demand.

Description of drawings

Fig. 1 is functional module structure figure of the present utility model.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

Embodiment: consult Fig. 1, the utility model comprises central processing unit, the power module that is connected with central processing unit, memory module, also comprise video input module, video output module, audio frequency input/output module, GPS module and signal processing module, described signal processing module comprises the 3G module that receives the 3G signal; Receive the PSTN module of ordinary telephone line signal;

Described GPS module links to each other with the UART1 mouth of central processing unit, and described 3G module links to each other with the UART0 mouth of central processing unit, and described PSTN module links to each other with the UART0 mouth of central processing unit,

Described central processing unit comprises ARM and DSP,

Described memory module is SDRAM,

Described video output module comprises LCM and TP.

In use, power module mates power supply to whole system, the 3G module is used to receive the 3G signal, the PSTN module is used to receive telephone wires signals, effectively reached compatibility to two kinds of network signals, as people from the input equipment of peripheral hardware as touch-screen, camera, microphones etc. pass through video input module, the audio frequency input/output module is imported multi-medium data through the I/O interface to the utility model again, can be stored among the memory module SDRAM, again by the coding and decoding video module in the central processing unit, the audio coding decoding module, the image coding and decoding resume module, output to video output module LCM and TP, the audio frequency input/output module, reached the processing capacity of multi-media signal, the GPS module is connected with central processing unit by the UART1 mouth, realized positioning function, satisfied people's communication, the demand of multimedia recreation and location greatly facilitates people.

Claims

1. a multimedia is accurately located the 3G communication terminal, comprise central processing unit, the power module that is connected with central processing unit, memory module, it is characterized in that: also comprise video input module, video output module, audio frequency input/output module, GPS module and signal processing module, described signal processing module comprises the 3G module that receives the 3G signal; Receive the PSTN module of ordinary telephone line signal;

2. multimedia according to claim 1 is accurately located the 3G communication terminal, it is characterized in that: described central processing unit comprises ARM and DSP.

3. multimedia according to claim 1 is accurately located the 3G communication terminal, it is characterized in that: described memory module is SDRAM.

4. multimedia according to claim 1 is accurately located the 3G communication terminal, it is characterized in that: described video output module comprises LCM and TP.